# A292831 (b-file synthesized from sequence entry) 0 1 1 -2 2 -2 3 -6 4 -26 5 -134 6 -778 7 -4950 8 -33946 9 -248230 10 -1921130 11 -15650358 12 -133644026 13 -1192354310 14 -11084816458 15 -107138260758 16 -1074526263898 17 -11163814083430 18 -119971275641642 19 -1331739929195766 20 -15250978417105082 21 -179975143242023366